OpenTechnical

OT-2026-000017655

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000017655) never changes.

Identity and time

Publication numberOT-2026-000017655 · never reused
Internal UUID01a0ae6e-96f9-7edf-ba4f-b65c10c6e395 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017655
StatusPUBLIC

Content hashes

Canonical text259f85b2fd5b62b870494f6fd65a7144df9b6ac070160d801640ab34e38110b7
Markdown8c505e05bd6bf33bb53deaf95347a3ae4db88ca1d1224ce0d3c970a152569b75
PDF
Publication page9f5b67671aa5712abb5c7b69b98e29d75db0e891809361434a8269328d0e8d95
Manifest63bca021188329232f3771299b9afb8e9908f044f7b735c3ae2af2ef684be44f

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturebEoLLucDC5lRqdq9GBf7q+3estJ6i7Z1iTf4LdUWS4KgNx6xkaEUdJ5gPIvTpJYcX8MiN3bq/FrTyq1fC3z9AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:01:28.398672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017655
observed 9f5b67671aa5712abb5c7b69b98e29d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:28.382095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017655/manifest.json
observed 63bca021188329232f3771299b9afb8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:28.365347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017655/publication.md
observed 8c505e05bd6bf33bb53deaf95347a3ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:28.349705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017655/publication.txt
observed 259f85b2fd5b62b870494f6fd65a7144...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.